42-357-31612

SHUT IN

SANTA FE ENERGY

OCHILTREE County · District 10 · UNBRIDLED RESOURCES LLC · PSHIGODA N. (DES MOINES)

Permits

Max Depth

7,400 ft

First Permit

1984-10-02

Latest Activity

1998-11-24

Lifespan

14 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

1984-12-08

Shut-In

—

Plugged

—

P-5 Org Status: Active

EWA / Production operator mismatch

Scheduling: UNBRIDLED RESOURCES LLC ≠ Production: ENERVEST OPERATING, L.L.C. (reported 2015-01)

EWA / Permit operator mismatch

Scheduling: UNBRIDLED RESOURCES LLC ≠ Permit: SONAT EXPLORATION COMPANY-MCR

Resolved via: scheduling → UNBRIDLED RESOURCES LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

HORIZON OIL & GAS CO. 1993-1994→ SONAT EXPLORATION COMPANY-MCR 1995-1999→ EL PASO PRODUCTION COMPANY 2000-2001→ LATIGO PETROLEUM, INC 2003-2003→ LATIGO PETROLEUM TEXAS, LP 2003-2009→ LATIGO PETROLEUM, INC. 2009-2011→ PLAINS EXPLORATION & PROD. CO. 2011-2012→ LINN OPERATING, INC. 2012-2013→ ENERVEST OPERATING, L.L.C. 2015-2015

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (5) Elevation 2,906 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
DOUGLAS	4,812 ft	-1,906 ft
TONKAWA	5,502 ft	-2,596 ft
KANSAS CITY	6,530 ft	-3,624 ft
CLEVELAND	6,826 ft	-3,920 ft
DES MOINES	7,018 ft	-4,112 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (2)

Interval	Type
6,867–6,877 ft	Perforated
7,070–7,144 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,513 ft	850 sx
4.5"	7,360 ft	250 sx

Permit History (2)

#481132 Recompletion Final Completion

SANTA FE ENERGY · 7,400 ft

1998-11-24

Spud 1999-01-09

#253682 Drill Final Completion

SANTA FE ENERGY · 7,400 ft

1984-10-02

Spud 1984-11-03

Applications (2)

#481132 A SONAT EXPLORATION COMPANY-MCR

received 1998-11-24

#253682 A HORIZON OIL & GAS CO.

received 1984-10-01

Records & Logs

4 completion filings on record · 1 with log images at RRC.

W-2/G-1 1999-05-07 log on file

W-2/G-1 1999-06-02

W-2/G-1 1984-12-12

W-2/G-1 1984-12-20

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in OCHILTREE County.

Well Details

Well Number: 4030
Max Depth: 7,400 ft
Drill Type: Vertical
County: OCHILTREE
District: 10
Operator: UNBRIDLED RESOURCES LLC
Completed: 1984-12-08

Operator

Name: UNBRIDLED RES, LLC
Location: OKLAHOMA CI, TY
P-5 Status: Active (filed 2025-12-17)
Cum Oil (all leases): 2,156,940 bbl
Cum Gas (all leases): 150,390,040 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 6